AS3257 194.64.104.0/21 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 2046Addressable IPs: 2048194.64.104.0/24194.64.105.0/24194.64.106.0/24194.64.107.0/24194.64.108.0/24194.64.109.0/24194.64.110.0/24194.64.111.0/24